Littelfuse KLDR.750HXP - KLDR.750 is a Class CC fuse with an ampere rating of 0.75.
Littelfuse

KLDR.750HXP

Alternate Item Number: KLDR.750HXP

UPC: 079458792881

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Overview

The **Littelfuse KLDR.750HXP** is a high-performance **Class CC fuse** designed to deliver **precise overcurrent protection** in industrial, commercial, and sensitive electronic applications. With a **0.75A current rating**, this fuse provides a critical safeguard against damaging voltage spikes, current surges, and overload conditions, ensuring the longevity and reliability of your critical equipment. Engineered to meet the rigorous demands of modern power systems, the KLDR.750HXP is part of Littelfuse’s trusted **KLDR series**, a line of fuses renowned for their **fast-acting response**, **low let-through energy**, and **superior interrupting ratings**. This **Class CC fuse** is specifically designed for applications where space efficiency and high performance are paramount. Its compact design allows for easy integration into tight panel spaces while maintaining robust protection against faults. The **0.75A rating** makes it ideal for protecting sensitive electronics, control circuits, and power supplies in industries such as **manufacturing, automation, telecommunications, renewable energy, and medical equipment**. Whether deployed in **variable frequency drives (VFDs), motor controllers, or PLC systems**, the KLDR.750HXP ensures that your systems operate safely under both normal and fault conditions. Littelfuse, a global leader in **circuit protection solutions**, has designed the KLDR.750HXP to meet stringent **UL, CSA, and IEC standards**, providing peace of mind in compliance-driven environments. The fuse’s **high interrupting rating** (typically 200kA) ensures it can safely interrupt high fault currents without damage, while its **fast-acting characteristics** minimize downtime and reduce the risk of equipment failure. Professionals in industrial maintenance, electrical engineering, and system design rely on Littelfuse for fuses that combine **precision, durability, and reliability**. Installation is straightforward, with the KLDR.750HXP compatible with standard **Class CC fuse blocks and holders**. Its **time-current characteristics** are optimized for protecting low-current, high-sensitivity circuits, making it an excellent choice for **power distribution panels, test equipment, and instrumentation**. By selecting the KLDR.750HXP, you’re choosing a fuse that not only meets but exceeds industry expectations for **safety, performance, and longevity**. Trust Littelfuse to deliver the protection your systems deserve—where reliability is non-negotiable and downtime is costly.
  • 0.75A current rating for sensitive low-current applications
  • Class CC design for compact, space-efficient installations
  • Fast-acting response to minimize equipment damage
  • 200kA interrupting rating for high fault current protection
  • UL, CSA, and IEC compliant for global standards adherence

Specifications

Application
Transformer Protection
Brand Name
Littelfuse
Special Features
Time-Delay
Standard
248-4 UL Listed, Class CC
Sub Brand
POWR-GARD KLDR Series
Type
Class CC

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Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.